Sun Microsystems Sun Fire V445 Server Administration Manual page 193

OpenBoot Configuration Variables That Control Diagnostic Testing and Automatic System
TABLE 8-7
Restoration (Continued)
OpenBoot Configuration
Variable
diag-script
diag-switch?
diag-trigger
error-reset-recovery
Description and Keywords
Determines which devices are tested by OpenBoot Diagnostics. Default is
normal.
–
• none OpenBoot Diagnostics do not run.
–
• normal Tests all devices that are expected to be present in the system's
baseline configuration for which self-tests exist.
– Tests a
• all ll devices that have self-tests.
Controls diagnostic execution in normal mode. Default is false.
For servers:
–
• true Diagnostics are only executed on power-on reset events, but the level of
test coverage, verbosity, and output is determined by user-defined settings.
–
• false Diagnostics are executed upon next system reset, but only for those
class of reset events specified by the OpenBoot configuration variable
diag-trigger. The level of test coverage, verbosity, and output is determined
by user-defined settings.
For workstations:
–
• true Diagnostics are only executed on power-on reset events, but the level of
test coverage, verbosity, and output is determined by user-defined settings.
–
• false Diagnostics are disabled.
Specifies the class of reset event that causes diagnostics to run automatically.
Default setting is power-on-reset error-reset.
–
• none Diagnostic tests are not executed.
–
• error-reset Reset that is caused by certain hardware error events such as
RED State Exception Reset, Watchdog Resets, Software-Instruction Reset, or
Hardware Fatal Reset.
–
• power-on-reset Reset that is caused by power cycling the system.
–
• user-reset Reset that is initiated by an OS panic or by user-initiated
commands from OpenBoot (reset-all or boot) or from Solaris (reboot,
shutdown, or init).
–
• all-resets Any kind of system reset.
Note: Both POST and OpenBoot Diagnostics run at the specified reset event if the
variable diag-script is set to normal or all. If diag-script is set to none,
only POST runs.
Specifies recovery action after an error reset. Default is sync.
–
• none No recovery action.
–
• boot System attempts to boot.
–
• sync Firmware attempts to execute a Solaris sync callback routine.
Chapter 8 Diagnostics 161